| 12779: Calcite, Marcasite and Gypsum - $20 Brushy Creek Mine, Greeley, Reynolds County, Missouri Miniature - 4.2 x 3.1 x 2.5 cm 22 grams Specimen status: Available Send an email with specimen number to order A cluster of translucent to opaque,
grey and pyramidal calcite crystals partially coated with
small and dull but iridescent marcasite crystals. A few
gypsum crystals to about 3 mm are seen on the base where
the specimen had been attached to matrix. This specimen is
in very nice condition.
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